Remove incorrect action_runner requirement from max_runtime docs #644

	---
	name: tron-ci
	on: [push, release]
	jobs:
	tox:
	runs-on: ubuntu-20.04
	strategy:
	fail-fast: false
	matrix:
	toxenv:
	- py36,docs
	- cluster_itests
	steps:
	- uses: actions/checkout@v2
	- uses: actions/setup-python@v2
	with:
	python-version: 3.6
	# GHA won't setup tox for us and we use tox-pip-extensions for venv-update
	- run: pip install tox==3.2 tox-pip-extensions==1.3.0
	# there are no pre-built wheels for bsddb3, so we need to install
	# its dpkg dependencies so that we can build a wheel when we're
	# creating our env. Once we get rid of bsddb3 as a Python dependency,
	# then we can also get rid of this dpkg
	- run: sudo apt-get install --quiet --assume-yes libdb5.3-dev
	# we explictly attempt to import the C extensions for some PyYAML
	# functionality, so we need the LibYAML bindings provided by this
	# package
	- run: sudo apt-get install --quiet --assume-yes libyaml-dev
	- run: tox -e ${{ matrix.toxenv }}
	build_debs:
	runs-on: ubuntu-20.04
	strategy:
	fail-fast: false
	matrix:
	dist: [bionic]
	steps:
	- uses: actions/checkout@v2
	- uses: actions/setup-python@v2
	with:
	python-version: 3.6
	# the container provided by GitHub doesn't include utilities
	# needed for dpkg building, so we need to install `devscripts`
	# to bring those in
	- run: sudo apt-get install --quiet --assume-yes devscripts
	- run: make itest_${{ matrix.dist }}

Provide feedback